$(window).load(function() {
	
	// add a last class to the 3rd item from each row
	$("#latest_work li:nth-child(3n), #portfolio_items li:nth-child(3n)").addClass("last");
	
	var lis = $("#latest_work li");
	$("#latest_work li").hover(
	  function () {
		$(this).find('.description-overlay').animate({top:'20px'}, 300, 'easeOutExpo');
	  },
	  function () {
		$(this).find('.description-overlay').animate({top:'140px'}, 200, 'easeOutExpo');
	  }
	);
	
	// portfolio item animation
	var portfolio_items = $("#portfolio_items .tab_content li");
	var portfolio_items_height = $("#portfolio_items .tab_content li").css('height');

	portfolio_items.each(function(el){
		$(this).find('.description-overlay').css({'height':portfolio_items_height,'top':portfolio_items_height});
	})
	
	portfolio_items.hover(
	  function () {
		$(this).find('.description-overlay').animate({top:0}, 300, 'easeOutExpo');
	  },
	  function () {
		$(this).find('.description-overlay').animate({top: portfolio_items_height}, 200, 'easeOutExpo');
	  }
	);
	
	// add a plus to the services & clients lists
	$('#mainbottom li, #sidebar ul.menu li').prepend("<span>+</span>");
	
	// display random testimonial
	var list = $(".testimonials ul li").toArray();
	var elemlength = list.length; 
	var randomnum = Math.floor(Math.random()*elemlength);
	var randomitem = list[randomnum];
	$(randomitem).css("display", "block");

	
})